For close to three minutes, this huge herd of deer can be seen lining up in orderly fashion to bound calmly and gracefully over a fence, one by one. Then, out of nowhere, the deer turn tail and jump back over the fence, en masse. What the hell, deer? WHAT DO YOU KNOW THAT WE DON'T? »6/25/13 11:15am 6/25/13 11:15am